Viewing archive of Sunday, 21 October 2001 - Sunspot regions

Sunspot regions

Courtesy of SDO, SOHO (NASA) and the [MDI, AIA, EVE, and/or HMI] consortium.
Sunspot number New regionsBackground fluxMaximum fluxCM
239 90 -2C1.57M3.6383

Sunspot regions

Region 9658

Number of
sunspots
Size Class Magn. Class Spot Location
7 -11 110 -120 DAO S15W73

Region 9661

Number of
sunspots
Size Class Magn. Class Spot Location
15 -6 410 -210 ESO N15W48

Solar flares on this day

M3.62

Region 9662

Number of
sunspots
Size Class Magn. Class Spot Location
2 -3 60 -10 DSO N11W81

Region 9667

Number of
sunspots
Size Class Magn. Class Spot Location
1 -4 10 -30 HRX N26W10

Region 9669

Number of
sunspots
Size Class Magn. Class Spot Location
32 5 150 -20 EAI N14E01

Region 9670

Number of
sunspots
Size Class Magn. Class Spot Location
17 -3 470 -60 FAO S19E19

Solar flares on this day

C3.7

Region 9671

Number of
sunspots
Size Class Magn. Class Spot Location
15 1 80 -20 DSO N15W09

Region 9672

Number of
sunspots
Size Class Magn. Class Spot Location
8 4 150 -10 DAO S20E40

Solar flares on this day

C6.2

Region 9673

Number of
sunspots
Size Class Magn. Class Spot Location
4 3 70 -60 CAO N03E46

Region 9674

Number of
sunspots
Size Class Magn. Class Spot Location
7 3 50 -10 DSO S08E20

Region 9675

Number of
sunspots
Size Class Magn. Class Spot Location
1 30 HSX S14E69

Region 9676

Number of
sunspots
Size Class Magn. Class Spot Location
1 70 CAO N13E70

All times in UTC

<< Go to daily overview page

Latest news

Support SpaceWeatherLive.com!

A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!

No Ads on SWL Pro!
No Ads on SWL Pro! Subscriptions
Donations
Support SpaceWeatherLive.com! Donate
Support SpaceWeatherLive with our merchandise
Check out our merchandise

Latest alerts

Get instant alerts!

Space weather facts

Last X-flare2025/12/08X1.1
Last M-flare2025/12/12M1.1
Last geomagnetic storm2025/12/12Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
November 202591.8 -22.8
December 2025131.8 +40
Last 30 days108.3 +14.5

This day in history*

Solar flares
12014X1.25
21998M4.59
32002M2.31
42014M2.16
52014M2.11
DstG
11971-171G3
21982-106G3
32023-76G1
41988-76G2
51977-67G1
*since 1994

Social networks